JPH0770280B2 - 電子近接スイッチ - Google Patents

電子近接スイッチ

Info

Publication number
JPH0770280B2
JPH0770280B2 JP2085056A JP8505690A JPH0770280B2 JP H0770280 B2 JPH0770280 B2 JP H0770280B2 JP 2085056 A JP2085056 A JP 2085056A JP 8505690 A JP8505690 A JP 8505690A JP H0770280 B2 JPH0770280 B2 JP H0770280B2
Authority
JP
Japan
Prior art keywords
electrode
response
capacitor
shield
proximity switch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2085056A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02288123A (ja
Inventor
ゲールハルト、ハンチェ
Original Assignee
イー・エフ・エム、エレクトローニク、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by イー・エフ・エム、エレクトローニク、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング filed Critical イー・エフ・エム、エレクトローニク、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング
Publication of JPH02288123A publication Critical patent/JPH02288123A/ja
Publication of JPH0770280B2 publication Critical patent/JPH0770280B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/955—Proximity switches using a capacitive detector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/04—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode
    • H01G5/14—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode due to longitudinal movement of electrodes
JP2085056A 1989-04-05 1990-04-02 電子近接スイッチ Expired - Lifetime JPH0770280B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3911009A DE3911009A1 (de) 1989-04-05 1989-04-05 Elektronischer annaeherungsschalter
DE3911009.5 1989-04-05

Publications (2)

Publication Number Publication Date
JPH02288123A JPH02288123A (ja) 1990-11-28
JPH0770280B2 true JPH0770280B2 (ja) 1995-07-31

Family

ID=6377916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2085056A Expired - Lifetime JPH0770280B2 (ja) 1989-04-05 1990-04-02 電子近接スイッチ

Country Status (3)

Country Link
EP (1) EP0391126B1 (de)
JP (1) JPH0770280B2 (de)
DE (2) DE3911009A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166679A (en) * 1991-06-06 1992-11-24 The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration Driven shielding capacitive proximity sensor
DE19945330C2 (de) * 1999-09-22 2002-10-31 Sie Sensorik Ind Elektronik Gm Verfahren zur Detektion und Auswertung kleiner Kapazitätsänderungen zur Umsetzung in ein Schaltsignal und kapazitiver Sensor hierzu
CN1468197A (zh) * 2000-08-09 2004-01-14 ���Ͷ�����Ӧ�ü����о�Ժ 具有可变电容的组件

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4411248Y1 (de) * 1964-10-09 1969-05-09
JPS5834267B2 (ja) * 1980-10-13 1983-07-26 株式会社 岡部機械製作所 インサ−トナツトの捻込機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935481A (en) * 1970-03-19 1976-01-27 Kureha Kagaku Kogyo Kabushiki Kaisha Field effect transistor switch with electrect for control
DE2539765B1 (de) * 1975-09-06 1976-11-18 Diehl Fa Kapazitiver Annaeherungsschalter
DE2744785B2 (de) * 1977-10-05 1981-05-21 Robert 7995 Neukirch Buck Elektronischer Annäherungsschalter
JPS5834267U (ja) * 1981-08-29 1983-03-05 オムロン株式会社 静電容量型近接スイツチ
JPS58182336U (ja) * 1982-05-31 1983-12-05 オムロン株式会社 静電容量形近接スイツチ
JPS59107444U (ja) * 1983-01-11 1984-07-19 オムロン株式会社 静電容量形近接スイツチ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4411248Y1 (de) * 1964-10-09 1969-05-09
JPS5834267B2 (ja) * 1980-10-13 1983-07-26 株式会社 岡部機械製作所 インサ−トナツトの捻込機

Also Published As

Publication number Publication date
EP0391126B1 (de) 1994-03-09
JPH02288123A (ja) 1990-11-28
DE3911009A1 (de) 1990-10-11
EP0391126A1 (de) 1990-10-10
DE3911009C2 (de) 1992-12-10
DE59004847D1 (de) 1994-04-14

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